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| 01-04.5 LB7 Performance Parts Discussion Discussion of Performance Parts For the 01-04 LB7 Duramax Trucks No Advertising |
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11-25-2012, 07:42 AM
| eBay Motors #1 (permalink) |
| DuramaxForum n00b Join Date: Nov 2012
Posts: 17
| 2001 lb7 goes into limp mode, pulling long grades at high speeds???? HELP I bought my first duramax a 01 lb7 it runs great around town but as soon you start cruisen on the highway up grades the engine light comes on and it wont go over 1800 rpms? (i can pull over shut it off and then its usually fine till the next grade) It has a airdog liftpump thats makin a bit of noise?? not sure if thats the problem, the injectors were tested and all fine... My superchip detected this code... P0093 Fuel system leak detected-Large leak any help would be awesome thanks kevin |
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11-25-2012, 08:05 AM
| eBay Motors #2 (permalink) |
| Junior Member Join Date: May 2010 Location: new york
Posts: 103
| sounds like your poping the fprv a shim kit or plug should fix ya but ive been known to be wrong..
__________________ 04 Silverado lb7  S&B cold air custom down-pipe back 4" exhaust to 7" stacks banks 6 gun with speed loader ppe boost fooler mbrp 3 inch intercooler piping 3inch profab turbo horn, merchant automotive MA450 transmission overhaul and a BD exhaust brake Hopefully coming soon Devils Own water meth kit and a Batmowheel |
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11-25-2012, 08:30 AM
| eBay Motors #3 (permalink) |
| DuramaxForum n00b Join Date: Nov 2012
Posts: 17
| thanks for the info, whats a fprv? can u explain these two options? i think i may have heard about the plug.. is that from PPE? |
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11-25-2012, 08:37 AM
| eBay Motors #4 (permalink) |
| DuramaxForum Enthusiast  Join Date: Apr 2012 Location: Pittsburgh Pa
Posts: 2,106
| It on your cp3 pump three bolts pop off put your new one. Of course you'll have to remove some parts to get to it.
__________________ 2006 2500 HD SLT ECLB, LBZ, Bilstein shocks,Banks 4inch exhaust, Alligator Adp Cat filter. And S&B air intake good to be driving a diesel again.  2002 Chevy silverado 2500 HD, LB7, traded it on a gasser and then traded it in for LBZ. |
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11-25-2012, 08:39 AM
| eBay Motors #5 (permalink) |
| DuramaxForum n00b Join Date: Nov 2012
Posts: 17
| was this a comman problem with the 01-02 trucks? |
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11-25-2012, 08:45 AM
| eBay Motors #6 (permalink) |
| DuramaxForum n00b Join Date: Nov 2012
Posts: 17
| and bigjohn did those mirrors bolt right on? |
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11-25-2012, 08:49 AM
| eBay Motors #7 (permalink) |
| Junior Member Join Date: May 2010 Location: new york
Posts: 103
| Its not common till you start adding power or in your case more fuel pressure and volume from the airdog.
__________________ 04 Silverado lb7 S&B cold air custom down-pipe back 4" exhaust to 7" stacks banks 6 gun with speed loader ppe boost fooler mbrp 3 inch intercooler piping 3inch profab turbo horn, merchant automotive MA450 transmission overhaul and a BD exhaust brake Hopefully coming soon Devils Own water meth kit and a Batmowheel |
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11-25-2012, 08:52 AM
| eBay Motors #8 (permalink) |
| Junior Member Join Date: May 2010 Location: new york
Posts: 103
| What is the lift pump psi at it should be around 86 psi if im not mistaken
__________________ 04 Silverado lb7 S&B cold air custom down-pipe back 4" exhaust to 7" stacks banks 6 gun with speed loader ppe boost fooler mbrp 3 inch intercooler piping 3inch profab turbo horn, merchant automotive MA450 transmission overhaul and a BD exhaust brake Hopefully coming soon Devils Own water meth kit and a Batmowheel |
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11-25-2012, 08:53 AM
| eBay Motors #9 (permalink) |
| Junior Member Join Date: May 2010 Location: new york
Posts: 103
| I ment 8 psi ..dam phone
__________________ 04 Silverado lb7 S&B cold air custom down-pipe back 4" exhaust to 7" stacks banks 6 gun with speed loader ppe boost fooler mbrp 3 inch intercooler piping 3inch profab turbo horn, merchant automotive MA450 transmission overhaul and a BD exhaust brake Hopefully coming soon Devils Own water meth kit and a Batmowheel |
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11-25-2012, 03:19 PM
| eBay Motors #10 (permalink) |
| DuramaxForum n00b Join Date: Nov 2012
Posts: 17
| lookin for more imput??? and ideas |
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